In 2005, she performed in three songs by the Icelandic musician Björk, for the soundtrack album to Drawing Restraint 9, a film by Björk's contemporary media artist boyfriend Matthew Barney, about Japanese culture and whaling.
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The American composer John Cage (1912–1992) created a number of works for Miyata just before his death, after having met her during the 1990 Darmstadt summer course.
Mayumi Azuma | Mayumi Ozaki | Miyata, Fukuoka | Miyata | Mayumi Miyata | Mayumi Iizuka's | Mayumi Iizuka |
Onishi’s works have been commissioned by performers and organizations including Mayumi Miyata, Pacific Music Festival, Norfolk and Lucerne Festivals.